The secret is polymer coating that when viewed under a microscope looks like a series of tubes wrapped around the cable. This means less surface area rubbing the internal housing liner and it holds grease longer. Main benefits are significantly less shifting effort and the feeling of a quicker shift action also improved braking power with remarkably less brake lever effort.
1.2 mm x 2100 mm (2 pcs.)
OT-SP41 1700 mm
SIS-SP40 outer caps (4 pcs.)
SIS-SP40 sealed outer caps (1 pc.)
OT-SP41 sealed outer cap for rear derailleur (1 pc.)